<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    *{
      padding: 0;
      margin: 0;
    }
    div{
    width: 100px;
     height: 200px;
     background: red;
     position: absolute;
     z-index: 1;
    }
    p{
      width: 200px;
      height: 200px;
    }
  </style>
</head>
<body>
  <div>div-content</div>
  <p>hello-p</p>
</body>
</html>